in syria a new wave of attacks erupted today as rebels battled government forces once again. aleppo, syria's largest city, has been the site of fierce fighting this weekend. holy williams has more. >> reporter: the syrian rebels are targeting the government's airbases. this video was posted on-line and claims to show opposition fighters firing at a military airport just outside of aleppo. their goal is to weaken the regime's air force. government warplanes have bombarded rebel positions, and their lightly armed opposition is normally powerless to stop them. but much of the fighting is still at street level. this internet video appears to come from where the rebels and regime are fighting for control of city blocks. and this is aleppo's med evil market, part of the world heritage set a blaze during fighting and now reduced to a charred skeleton. opposition groups say that syria's bloody civil war has claimed more than 30,000 lives. these bodies are said to have been discovered in damascus, a dozen men dead but we don't know who they were or why they were killed. the regime cla